Initial TDS Installation Catalog http://esrl.noaa.gov/gsd/thredds/catalog/retro/hrrr/conus/wrftwo/2016/12/23/catalog.html

Dataset Size Last Modified
     Folder  23   --
         20161223.zip 54.44 Mbytes 2017-02-23T15:38:23Z

GSD TDS at ESRL/GSD/ITS/DSG see Info
Documentation